diff options
Diffstat (limited to 'src/libstrongswan/utils/optionsfrom.c')
| -rw-r--r-- | src/libstrongswan/utils/optionsfrom.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/src/libstrongswan/utils/optionsfrom.c b/src/libstrongswan/utils/optionsfrom.c index 117071351..6f721c9ef 100644 --- a/src/libstrongswan/utils/optionsfrom.c +++ b/src/libstrongswan/utils/optionsfrom.c @@ -90,8 +90,13 @@ METHOD(options_t, from, bool, } /* determine the file size */ - fseek(fd, 0, SEEK_END); - src.len = ftell(fd); + if (fseek(fd, 0, SEEK_END) == -1 || (src.len = ftell(fd)) == -1) + { + DBG1(DBG_LIB, "optionsfrom: unable to determine size of '%s': %s", + filename, strerror(errno)); + fclose(fd); + return FALSE; + } rewind(fd); /* allocate one byte more just in case of a missing final newline */ |